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CVE-2026-25085

CRITICALCVSS 9.8/10EPSS 0.46%

Last modified

CVE-2026-25085 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability exists in Copeland XWEB Pro version 1.12.1 and prior, in which an unexpected return value from the authentication routine is later on processed as a legitimate value, resulting in an authentication bypass.. EPSS estimates a 0.46% chance of exploitation in the next 30 days.

Description

A vulnerability exists in Copeland XWEB Pro version 1.12.1 and prior, in which an unexpected return value from the authentication routine is later on processed as a legitimate value, resulting in an authentication bypass.

Metrics

CVSS 3.1
9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.46%

36.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CopelandXweb 500b Pro Firmware<= 1.12.1
CopelandXweb 300d Pro Firmware<= 1.12.1
CopelandXweb 500d Pro Firmware<= 1.12.1

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-25085?
A vulnerability exists in Copeland XWEB Pro version 1.12.1 and prior, in which an unexpected return value from the authentication routine is later on processed as a legitimate value, resulting in an authentication bypass.
How severe is CVE-2026-25085?
CVE-2026-25085 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.46% probability of exploitation in the next 30 days.
How do I fix CVE-2026-25085?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-25085?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST